Conditions for Setting the DTC: P0751
WARNING: This page is about a different car, the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Both of the following conditions must occur twice during the same trip:
- The TCM commands 1st gear and the resulting gear ratio is 1.54:1-1.71:1 for 2 seconds.
- The TCM commands 4th gear and the resulting gear ratio is 0.95:1-1.05:1 for 3 seconds.